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What is for Python what 'explode' is for PHP?
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What is scope/named_scope in rails?
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A scope is a subset of a collection. Sounds complicated? It isn't. Imagine this:
You have Use...
Java: Literal percent sign in printf statement
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The percent sign is escaped using a percent sign:
System.out.printf("%s\t%s\t%1.2f%%\t%1.2f%%...
D3.js: what is 'g' in .append(“g”) D3.js code?
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Iterate through pairs of items in a Python list [duplicate]
...om itertools import tee
def pairwise(iterable):
"s -> (s0,s1), (s1,s2), (s2, s3), ..."
a, b = tee(iterable)
next(b, None)
return zip(a, b)
for v, w in pairwise(a):
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Why does (“foo” === new String(“foo”)) evaluate to false in JavaScript?
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"foo" is a string primitive. (this concept does not exist in C# or Java)
new String("foo") is...
Git: How to diff two different files in different branches?
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git diff branch1:full/path/to/foo.txt branch2:full/path/to/foo-another.txt
You can also use ...
Fixed stroke width in SVG
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You can use the vector-effect property set to non-scaling-stroke, see the docs. Another way is ...
Are types like uint32, int32, uint64, int64 defined in any stdlib header?
I often see source code using types like uint32, uint64 and I wonder if they should be defined by the programmer in the application code or if they are defined in a standard lib header.
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Storing R.drawable IDs in XML array
...drawable/car_01</item>
<item>@drawable/balloon_random_02</item>
<item>@drawable/dog_03</item>
</integer-array>
</resources>
Then in your activity, access them like so:
TypedArray imgs = getResources().obtainTypedArray(R.array.random_i...